The Visual Proof of the Area of a Circle
This is Ali. Bespectacled and mustachioed father, math blogger, and soccer player. I also do consult for global math and science startups.
How to Show the Area of a Circle is πr^2?
Why is the area of a circle pi times the square of the radius? This amazing DIY project will show you the math behind that formula!
How to Build Level-One Menger Sponge?
The Menger sponge is a beautiful math project. To make a level one Menger sponge, we'll need 20 of these to make a level two sponge.
How to Make a Geometric Paper Wall Art?
If you want to make modern wall decor and do a fun activity to keep your kids busy. It's amazing what you can do with a little bit of paper!
How to Make Square Wheels?
Do you want to make a smooth ride on square wheels? If yes, then you can follow our instructions to make square wheels.
How to Construct the Spiral of Theodorus?
Constructing the spiral of Theodorus might be a good classroom activity. We have prepared the instructions for you.
How to Make a Harmonograph?
Homemade Harmonograph! Finally, a drawing machine to draw for you! If you want to make gorgeous geometric scribbles, this is for you.
How to Make Giant Cardboard Windball
Makedo Windball is a simple, yet unique geometry project. All you do is assemble simple cardboards and turn them into a kind of art form.
How to Make Moiré Patterns?
Have you ever looked through an electric fan and seen a shimmering pattern? Here is a beautiful math projects show that happens.
How to Make the Missing Square Puzzle?
They say seeing is believing, but sometimes your eyes can trick you! Download the printable puzzle and discover how a bit of math.